$params = [
    'index' => 'aksjeregisteret2017',
    'type' => '_doc',
    'field' => ['Company']
];

$response = $es->get($params);

$params = [
    'index' => 'aksjeregisteret2017',
    'type' => '_doc',

];
$params['body']['_source' ]= 'Company';
$params['body']['query']['match_all']['boost'] = 1.2;
$response = $es->search($params);